<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<form method="post" action="/city">
    name:<input name="name" type="text" value="aaa"/>
    state:<input name="state" type="text" value="bbbb"/>
    country:<input name="country" type="text" value="ccccc">
    <input type="submit" value="提交">
</form>
</body>
</html>